Comparing and Scaling Investigation 2 Review

2. When determining which item is a better buy, we compare the unit ______.
5. A statement that two quantities are equal.
6. In your C&S 2.2 Notes, we talked about Howdy's Pizza and Royal Pizza and organized their prices in a rate _______.
7. An equation stating two ratios are equal.
9. A comparison of two quantities measured in different units.
10. True or False: You can use your notes and a calculator tomorrow.
11. The graph of a directly proportional relationship has to go through (0,0) and be what kind of line?
12. A rate in which the second quantity is one.
14. The point (0,0) on a graph is called the _______.

1. If there were 5 cloudy days last week and 2 sunny days, the ratio of sunny days to total days is an example of a part-to-_______ ratio.
2. A unit rate is the same thing as a constant of _______.
3. We've used fractions, decimals, ratios and _______ to compare information this unit.
4. To tell or show how two things are alike and/or different.
6. When rounding money, we go to ______ decimal places.
7. If you eat 2 cookies out of a dozen, the ratio of cookies you ate to cookies you didn't eat is an example of a part-to-_______ ratio.
8. A comparison of two quantities.
13. You have a _______ tomorrow.